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LESLIE N NGONG-NASSAH NURSE PRACTITIONER
NPI 1265200950
Nurse Practitioner - Psychiatric/Mental Health in Beltsville, MD

Active since December 13, 2023PECOS EnrolledAccepts Medicare Assignment
12401 BRICKYARD BLVD APT 2106, BELTSVILLE, MD 20705(240) 374-8280 Get Directions Write a Review

NPPES record last updated: January 22, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Leslie N Ngong-nassah Nurse Practitioner NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LESLIE N NGONG-NASSAH NURSE PRACTITIONER (NPI 1265200950) is an individual psychiatric/mental health provider in Beltsville, Maryland, licensed in Maryland (R215510) and active in the NPI registry since December 2023. He is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1265200950
Entity TypeIndividualMale
Primary Taxonomy363LP0808X
Provider Legal NameLESLIE N NGONG-NASSAHCredential: NURSE PRACTITIONER
Location Address12401 BRICKYARD BLVD APT 2106Beltsville, MD 20705-1636
Mailing Address5505.5 Reisterstown RdBaltimore, MD 21215 · (443) 493-7985
Phone(240) 374-8280
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateDecember 13, 2023
Last NPPES UpdateJanuary 22, 2024
NPPES CertifiedJanuary 22, 2024
✔ NPI 1265200950 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in MD · R215510
12401 BRICKYARD BLVD APT 2106, Beltsville, MD 20705
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Leslie N Ngong-nassah Nurse Practitioner is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1355780297
PECOS Enrollment IDI20240411003730, I20240701000906
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Leslie Ngong-nassah reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Healthy Mind Foundation Africa Limited
3.0 mi
Mental Health (Including Community Mental Health Center)
8101 SANDY SPRING RD, SUITE 300, UNIT W29
Laurel, MD 20707
  • Reassigned Medicare billing, District of Columbia and Maryland enrollments
  • Also billed through NPI 1184218596 (Maryland)
  • 6 clinicians in this Medicare group
NPI 1750965745 (443) 949-3798

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
67 services19 patients
Psychotherapy with evaluation and management visit, 30 minutes 90833
Psychotherapy with evaluation and management is a 30-minute session where a mental health professional talks with you about your concerns and feelings. They assess your mental health, provide support, and manage your treatment plan to help improve your well-being.
66 services19 patients
Group psychotherapy 90853
Group psychotherapy involves individuals discussing their issues in a group setting, led by a professional therapist. It provides a supportive environment where members can learn from each other's experiences, gain different perspectives, and develop new ways to handle challenges.
12 services12 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20705 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Leslie Ngong-nassah's NPI number?

The NPI number for Leslie Ngong-nassah is 1265200950. It was assigned to this individual provider in the NPPES registry on December 13, 2023.

Where is Leslie Ngong-nassah located?

Leslie Ngong-nassah practices at 12401 Brickyard Blvd Apt 2106, Beltsville, MD 20705. The listed phone number is (240) 374-8280.

What is Leslie Ngong-nassah's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Leslie Ngong-nassah enrolled in Medicare?

Yes. Leslie Ngong-nassah is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Leslie Ngong-nassah's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Leslie Ngong-nassah reassigns Medicare benefits to Healthy Mind Foundation Africa Limited (Laurel, MD). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Leslie Ngong-nassah's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Leslie Ngong-nassah was last updated on January 22, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.